ATSAMD21G18A-MU Microchip Integrated Circuit (Quad Flat No-Lead) In Stock

Microchip Technology ATSAMD21G18A-MU, 32bit Microcontroller, 48MHz, 256 kB Flash, 48-Pin QFN

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
ATSAMD21G18A-MUQuad Flat No-Lead
Quick Facts
Manufacturer
Microchip
Package
Quad Flat No-Lead
Pin Count
48
Lifecycle
ACTIVE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Pbfree CodeYes
Manufacturer Package CodeVQFN-48
Factory Lead Time1Week
YTEOL14
Has ADCYES
Bit Size32
Boundary ScanNO
CPU FamilyCortex-M0+
Clock Frequency-Max32MHz
DAC ChannelsYES
DMA ChannelsYES
FormatFIXED POINT
Integrated CacheYES
JESD-30 CodeS-XQCC-N48
Low Power ModeYES
Number of DMA Channels12
Number of External Interrupts16
Number of I/O Lines38
Number of Serial I/Os6
Number of Timers8
On Chip Data RAM Width8
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialUNSPECIFIED
Package Equivalence CodeLCC48,.27SQ,20
Package ShapeSQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Qualification StatusNot Qualified
RAM (bytes)32768
RAM (words)32768
ROM (words)262144
ROM ProgrammabilityFLASH
Screening LevelTS 16949
Speed48MHz
Supply Current-Max92mA
Supply Voltage-Max3.63V
Supply Voltage-Min1.62V
Supply Voltage-Nom3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FormNO LEAD
Terminal Pitch0.5mm
Terminal PositionQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageQuad Flat No-Lead

Compliance & Regulatory

RoHS StatusCompliant
ECCN3A991.a.2
HTS Code8542.31.00.25
Country of OriginPhilippines, Taiwan, Thailand

Datasheet

ATSAMD21G18A-MU Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for ATSAMD21G18A-MU:

ATSAMD21G18A-MUTMicrochip Technology Inc

48QFN IND TEMP, GREEN,1.6-3.6V,48MHz

View Part →

Frequently Asked Questions

What is the price of ATSAMD21G18A-MU?

ATSAMD21G18A-MU is priced from competitive USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is ATSAMD21G18A-MU in stock?

ATSAMD21G18A-MU is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy ATSAMD21G18A-MU?

You can buy ATSAMD21G18A-MU from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for ATSAMD21G18A-MU from Microchip.

What is the datasheet for ATSAMD21G18A-MU?

The official ATSAMD21G18A-MU datasheet from Microchip contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does ATSAMD21G18A-MU come in?

ATSAMD21G18A-MU is available in Quad Flat No-Lead packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
$
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About Microchip

Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
Contact for Price
Buy from 1pc · Factory-direct pricing
pcs

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany